Draw.io MCP Browser Extension

Let's do some Vibe Diagramming with the most wide-spread diagramming tool called Draw.io (Diagrams.net).

This is a necessary counterpart for Draw.io MCP Server

Requirements

Optional for Development

• pnpm - Preferred package manager

Installation

For detailed end-to-end Draw.io MCP installation please follow the description on Draw.io MCP Server.

There are the following options to install the Extension itself.

Web Store

Release package

You can download a ZIP for one of the browsers in the Release section.

GitHub CI package

You can download a ZIP with both versions of the Extension for Chrome and Firefox in the package workflow.

Just open a job run, scroll to the Artifact section, download the ZIP and side load the extension for one of the supported browsers.

Local build

You can build a version of the extension by running:

pnpm run build

or

pnpm run build:firefox

It will build expanded version in the .output folder.

If you need a ZIP/CRX, run one of the following:

pnpm run zip

or

pnpm run zip:firefox

Related Resources

Troubleshooting

Contributing

Development